163973648

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^2\times {\mathrm{107}}^1$

素因数の和:276

約数の個数: 60

約数和(自身を含む): 342366480

約数和(自身を除く): 178392832

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 107, 142, 152, 214, 284, 304, 428, 568, 856, 1136, 1349, 1712, 2033, 2698, 4066, 5041, 5396, 7597, 8132, 10082, 10792, 15194, 16264, 20164, 21584, 30388, 32528, 40328, 60776, 80656, 95779, 121552, 144343, 191558, 288686, 383116, 539387, 577372, 766232, 1078774, 1154744, 1532464, 2157548, 2309488, 4315096, 8630192, 10248353, 20496706, 40993412, 81986824, 163973648]

約数ペア:

[(1, 163973648), (2, 81986824), (4, 40993412), (8, 20496706), (16, 10248353), (19, 8630192), (38, 4315096), (71, 2309488), (76, 2157548), (107, 1532464), (142, 1154744), (152, 1078774), (214, 766232), (284, 577372), (304, 539387), (428, 383116), (568, 288686), (856, 191558), (1136, 144343), (1349, 121552), (1712, 95779), (2033, 80656), (2698, 60776), (4066, 40328), (5041, 32528), (5396, 30388), (7597, 21584), (8132, 20164), (10082, 16264), (10792, 15194)]